1 files changed, 127 insertions, 5 deletions
diff --git a/spec/bundler/realworld/slow_perf_spec.rb b/spec/bundler/realworld/slow_perf_spec.rb
index aced5a1641..32e266ff1b 100644
--- a/spec/bundler/realworld/slow_perf_spec.rb
+++ b/spec/bundler/realworld/slow_perf_spec.rb
@@ -2,7 +2,7 @@
 
 require "spec_helper"
 
-RSpec.describe "bundle install with complex dependencies", :realworld => true do
+RSpec.describe "bundle install with complex dependencies", realworld: true do
   it "resolves quickly" do
     gemfile <<-G
       source 'https://rubygems.org'
@@ -11,12 +11,134 @@ RSpec.describe "bundle install with complex dependencies", :realworld => true do
       gem "mongoid", ">= 0.10.2"
     G
 
-    start_time = Time.now
+    bundle "lock", env: { "DEBUG_RESOLVER" => "1" }
+    expect(out).to include("Solution found after 1 attempts")
+  end
+
+  it "resolves quickly (case 2)" do
+    gemfile <<-G
+      source "https://rubygems.org"
+
+      gem 'metasploit-erd'
+      gem 'rails-erd'
+      gem 'yard'
+
+      gem 'coveralls'
+      gem 'rails'
+      gem 'simplecov'
+      gem 'rspec-rails'
+    G
+
+    bundle "lock", env: { "DEBUG_RESOLVER" => "1" }
+    expect(out).to include("Solution found after 1 attempts")
+  end
+
+  it "resolves big gemfile quickly" do
+    gemfile <<~G
+      # frozen_string_literal: true
+
+      source "https://rubygems.org"
+
+      gem "rails"
+      gem "pg", ">= 0.18", "< 2.0"
+      gem "goldiloader"
+      gem "awesome_nested_set"
+      gem "circuitbox"
+      gem "passenger"
+      gem "globalid"
+      gem "rack-cors"
+      gem "rails-pg-extras"
+      gem "linear_regression_trend"
+      gem "rack-protection"
+      gem "pundit"
+      gem "remote_ip_proxy_scrubber"
+      gem "bcrypt"
+      gem "searchkick"
+      gem "excon"
+      gem "faraday_middleware-aws-sigv4"
+      gem "typhoeus"
+      gem "sidekiq"
+      gem "sidekiq-undertaker"
+      gem "sidekiq-cron"
+      gem "storext"
+      gem "appsignal"
+      gem "fcm"
+      gem "business_time"
+      gem "tzinfo"
+      gem "holidays"
+      gem "bigdecimal"
+      gem "progress_bar"
+      gem "redis"
+      gem "hiredis"
+      gem "state_machines"
+      gem "state_machines-audit_trail"
+      gem "state_machines-activerecord"
+      gem "interactor"
+      gem "ar_transaction_changes"
+      gem "redis-rails"
+      gem "seed_migration"
+      gem "lograge"
+      gem "graphiql-rails", group: :development
+      gem "graphql"
+      gem "pusher"
+      gem "rbnacl"
+      gem "jwt"
+      gem "json-schema"
+      gem "discard"
+      gem "money"
+      gem "strip_attributes"
+      gem "validates_email_format_of"
+      gem "audited"
+      gem "concurrent-ruby"
+      gem "with_advisory_lock"
+
+      group :test do
+        gem "rspec-sidekiq"
+        gem "simplecov", require: false
+      end
+
+      group :development, :test do
+        gem "byebug", platform: :mri
+        gem "guard"
+        gem "guard-bundler"
+        gem "guard-rspec"
+        gem "rb-fsevent"
+        gem "rspec_junit_formatter"
+        gem "rspec-collection_matchers"
+        gem "rspec-rails"
+        gem "rspec-retry"
+        gem "state_machines-rspec"
+        gem "dotenv-rails"
+        gem "database_cleaner-active_record"
+        gem "database_cleaner-redis"
+        gem "timecop"
+      end
+
+      gem "factory_bot_rails"
+      gem "faker"
+
+      group :development do
+        gem "listen"
+        gem "sql_queries_count"
+        gem "rubocop"
+        gem "rubocop-performance"
+        gem "rubocop-rspec"
+        gem "rubocop-rails"
+        gem "brakeman"
+        gem "bundler-audit"
+        gem "solargraph"
+        gem "annotate"
+      end
+    G
 
-    bundle "lock"
+    if Bundler.feature_flag.bundler_3_mode?
+      bundle "lock", env: { "DEBUG_RESOLVER" => "1" }, raise_on_error: false
 
-    duration = Time.now - start_time
+      expect(out).to include("backtracking").exactly(26).times
+    else
+      bundle "lock", env: { "DEBUG_RESOLVER" => "1" }
 
-    expect(duration.to_f).to be < 12 # seconds
+      expect(out).to include("Solution found after 10 attempts")
+    end
   end
 end